| Acronym | Definition |
|---|
| YEC➣Yamaha Electronics Corporation |
| YEC➣Young Earth Creationist |
| YEC➣Yaskawa Electric Corporation (est. 1915; various locations) |
| YEC➣Youth Evangelism Conference |
| YEC➣Youth Environment Council (Australia) |
| YEC➣Yokogawa Electric Corporation |
| YEC➣Youth Empowerment Center (Oakland, CA) |
| YEC➣Yorkshire Engine Co (UK) |
| YEC➣Yechon, South Korea - Yechon (Airport Code) |
| YEC➣Older Youth Earnings Change |